condition mean min max Sterile Frond 2.836516666666667 2.37289 3.08423 Fertile Frond 7.5534 2.93496 15.7091 Young Stem with Root 15.64958 2.37204 30.8685 Mature Stem with Root 5.0404 3.42514 7.52019 Root 6.23193 4.11919 9.52208